Public Charity

LAKESIDE SCHOOL

LAKESIDE SCHOOL, of SEATTLE, WA, is a Public Charity tracked in Imperigo's IRS 990 database. The 2025 filing shows $125.3M in revenue, $62.7M in expenses, $590.5M in total assets. 171 publicly reported grants to this organization, totaling roughly $9.3M, appear in IRS filings.

EIN: 910564971 SEATTLE, WA Latest filing: 2025
Total Revenue$125.3M
Total Expenses$62.7M
Total Assets$590.5M
Grant Records171
Funding Total$9.3M
Filing Years2021–2025

Mission

THE MISSION OF LAKESIDE SCHOOL IS TO DEVELOP IN INTELLECTUALLY CAPABLE YOUNG PEOPLE THE CREATIVE MINDS, HEALTHY BODIES, AND ETHICAL SPIRITS NEEDED TO CONTRIBUTE WISDOM, COMPASSION, AND LEADERSHIP TO A GLOBAL SOCIETY. WE PROVIDE A RIGOROUS, DYNAMIC ACADEMIC PROGRAM THROUGH WHICH EFFECTIVE EDUCATORS LEAD STUDENTS TO TAKE RESPONSIBILITY FOR LEARNING. WE ARE COMMITTED TO SUSTAINING A SCHOOL IN WHICH INDIVIDUALS REPRESENTING DIVERSE CULTURES AND EXPERIENCES INSTRUCT ONE ANOTHER IN THE MEANING AND VALUE OF COMMUNITY AND IN THE JOY AND IMPORTANCE OF LIFELONG LEARNING.

Sample Grants Received

$604,766
$452,323
2024
UNRESTRICTED GENERAL SUPPORT
$370,000
2024
For grant recipient's exempt purposes
$302,223
2024
SCHOLARSHIP FUNDING FOR INDIVIDUAL SCHOOLS
$86,873

Showing up to 5 of 171 total records — full history available with membership.

Officers & Directors

DIRECTOR OF COLLEGE COUNSELING Ari Worthman
IMMEDIATE PAST CHAIR Artemios Panos
ASSOC. HEAD OF SCHOOL/CFO Birage Tandon
TRUSTEE Brandon Vaughan
TRUSTEE Bridgette Taylor
DIRECTOR OF EXPERIENTIAL EDUCATION Bryan Smith

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL SUPPORT
$2,766,209 11 grants
EDUCATION
$1,883,297 22 grants
For grant recipient's exempt purposes
$1,744,388 9 grants
UNRESTRICTED GENERAL SUPPORT
$1,403,311 8 grants
TO PROVIDE GENERAL SUPPORT.
$181,249 33 grants

Financial Trends

Year Revenue Expenses Assets
2025 $125.3M $62.7M $590.5M
2024 $77.0M $58.7M $496.8M
2023 $78.9M $54.9M $445.5M
2022 $65.1M $52.2M $394.2M
2021 $55.7M $48.8M $426.5M

Between 2021 and 2025, reported annual revenue grew from $55.7M to $125.3M (+125%), with total assets most recently reported at $590.5M.

Interactive year-over-year charts and full filing details available with membership.

See the full picture for LAKESIDE SCHOOL

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